Pin for a filter element



FIG. 1 is a top perspective view a pin for a filter element;

FIG. 2 is a bottom perspective view of a pin for a filter element;

FIG. 3 is a front view of a pin for a filter element;

FIG. 4 is a back view of a pin for a filter element;

FIG. 5 is a top view of a pin for a filter element;

FIG. 6 is a bottom view of a pin for a filter element;

FIG. 7 is a left-side view of a pin for a filter element; and,

FIG. 8 is a right-side view of a pin for a filter element.

The broken lines depict portions of the pin for a filter element that form no part of the claim. 

CLAIM The ornamental design for a pin for a filter element, as shown and described. 